//The MIT License

//Copyright (c) 2009 Lluis Sanchez, Nick Darnell

//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files (the "Software"), to deal
//in the Software without restriction, including without limitation the rights
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions:

//The above copyright notice and this permission notice shall be included in
//all copies or substantial portions of the Software.

//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//THE SOFTWARE.

using System;
using System.Collections;
using System.Reflection.Emit;
using System.Reflection;

using NUnit.Framework;

namespace Polymorph.Test
{
    [TestFixture]
    public class AddNumbersTestFixture
    {
        [Test]
        public void AddNumbersTest()
        {
            /* Create an instance of a DynamicMethod high level wrapper */
            CodeDynamicMethod method = new CodeDynamicMethod("AddNumbers", typeof(int),
                 new Type[] { typeof(int), typeof(int) }, true);

            /* Grab the method's code builder */
            CodeBuilder cb = method.CodeBuilder;
            /* This will generate the return statement that will add the first and second method arguments. */
            cb.Return(method.GetArg(0) + method.GetArg(1));

            /* Perform the method generation which will return a DynamicMethod and call it */
            DynamicMethod dm = method.Generate();
            object res = dm.Invoke(null, new object[] { 2, 3 });

            Console.WriteLine("Result: " + res);
        }
    }
}